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There were 12 questions found for your query:

Blown Compressor Fuse on 1998 and Later Chevrolet S-10
Some 1998 and later four cylinder (2.2L) equipped S-10 models may experience no power to compressor caused by a blown compressor fuse. Before condemning the compressor clutch coil, carefully ...
How Refrigerant Flows Through the System
The following explanations that describe the flow of refrigerant were taken from the bulletin board. They were all good, and each describe the flow accurately with different emphasis. The original ...
Automotive Refrigerant Leak Sealers FAQ
This article courtesy Cool Profits Magazine This is an updated version of an article which first appeared in Cool Profits Magazine. It has been reprinted here with permission fro...
What Does it Mean to Flush the A/C System?
Flushing must be performed when the system is contaminated or you suspect there is debris in the system from compressor failure. When a/c compressors fail, bad things can happen. The typical a/c com...
A/C Flush FAQ
Question: When should the system be flushed? Answer: We believe if the a/c system is opened for service, it's a good time to flush. A clean system minimizes the chance ...
Can You Explain the Purpose of a Receiver-Drier?
The receiver-drier is found on systems that use a thermal expansion valve. This type of metering valve requires liquid refrigerant. Therefore, to ensure that the expansion valve gets plenty of liqu...
Will I Gain by Wrapping my Lines and Hoses in Foam?
Many people think that you can improve performance by insulating cold refrigerant lines from engine heat. Some design engineers may even use insulation for this purpose.Hose insulation is primarily ...
Decreased Cooling Could Mean A Faulty Refrigerant Control Valve
Decreased Cooling In GM And VW Cars And Trucks Could Mean AFaulty Refrigerant Control Valve, Not A Failed Compressor.Your customer comes in complaining that their cars A/C loses cooling at idle or tha...
Should I Retrofit to R134a?
Question: I have a 91 Chrysler New Yorker which I will keep for 1 more year. My ac is blowinghot air, and I was told I had to be changed over to use the new freon, and my undestandingchanging o...
Air Flow Problems on Astro and Safari Vans
Question: What could cause A/C not to flow thrugh the dash vents on a 2000 GMC Safari. Air only comes out the defrost vents regardless of switch position. That's a familiar...
Troubleshooting with Gauges FAQ
A visitor comes to us with questions about what might be wrong with the a/c in their car. It goes something like this. My air conditioning was working last week, and then it quit working. What do you ...
What is Superheat?
ACProf was kind enough to explain the meaning of Superheat for us. The following text originated from the A/C forum. The original message and replies appear here.This question comes ...

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